CVE-2025-66173: Hikvision Ds-7104hghi-f1 Firmware

Medium severity, CVSS 6.2. EPSS: 0.2% chance of exploitation in the next 30 days.

There is a privilege escalation vulnerability in some Hikvision DVR products. Due to the improper implementation of authentication for the serial port, an attacker with physical access could exploit this vulnerability by connecting to the affected products and gaining access to an unrestricted shell environment.

Affected products

• Hikvision Ds-7104hghi-f1 Firmware: up to and including 4.30.122_201107
• Hikvision Ds-7204hghi-f1 Firmware: up to and including 4.30.122_201107

Published 2025-12-19. Last modified 2026-06-17.